Home / 2,954,920.30-4,432,380.45-2,936,257.90

Finding the Fourth Proportional to 2,954,920.30, 4,432,380.45 and 2,936,257.90

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Solution

The fourth proportional to 2,954,920.30, 4,432,380.45 and 2,936,257.90 is: 4,404,386.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,954,920.30 : 4,432,380.45 = 2,936,257.90 : x
  2. Step 2: Convert to fraction form
    2,954,920.30/4,432,380.45 = 2,936,257.90/x
  3. Step 3: Cross multiply
    2,954,920.30x = 4,432,380.45 × 2,936,257.90
  4. Step 4: Simplify right side
    2,954,920.30x = 13,014,612,112,118.05
  5. Step 5: Solve for x
    x = 13,014,612,112,118.05/2,954,920.30
  6. Step 6: Final answer
    x = 4,404,386.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.